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MFCreateFile function

Creates a byte stream from a file.

Syntax


HRESULT MFCreateFile(
  MF_FILE_ACCESSMODE AccessMode,
  MF_FILE_OPENMODE OpenMode,
  MF_FILE_FLAGS fFlags,
  LPCWSTR pwszFileURL,
  IMFByteStream **ppIByteStream
);

Parameters

AccessMode

The requested access mode, specified as a member of the MF_FILE_ACCESSMODE enumeration.

OpenMode

The behavior of the function if the file already exists or does not exist, specified as a member of the MF_FILE_OPENMODE enumeration.

fFlags

Bitwise OR of values from the MF_FILE_FLAGS enumeration.

pwszFileURL

Pointer to a null-terminated string that contains the file name.

ppIByteStream

Receives a pointer to the IMFByteStream interface of the byte stream. The caller must release the interface.

Return value

If this function succeeds, it returns S_OK. Otherwise, it returns an HRESULT error code.

Remarks

This function is available on the following platforms if the Windows Media Format 11 SDK redistributable components are installed:

  • Windows XP with Service Pack 2 (SP2) and later.
  • Windows XP Media Center Edition 2005 with KB900325 (Windows XP Media Center Edition 2005) and KB925766 (October 2006 Update Rollup for Windows XP Media Center Edition) installed.

Requirements

Minimum supported client

Windows Vista [desktop apps only]

Minimum supported server

Windows Server 2008 [desktop apps only]

Header

Mfapi.h

Library

Mfplat.lib

DLL

Mfplat.dll

See also

Media Foundation Functions

 

 

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